The Stud,continuous Thread, cataloged under National Stock Number 5307-01-647-6402, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-647-6402 |
| Primary Part Number | J2271C063T300BZ |
| Item Name | Stud,continuous Thread |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Nominal Thread Size | 0.625 INCHES STUD THREAD IN |
| Surface Treatment | ZINC OVERALL |
| Thread Class | 2A STUD THREAD A |
| Thread Quantity Per Inch | 11 STUD THREAD |
| Material | STEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 4145 |
| Thread Series Designator | UNRC STUD THREAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 122-7666725 ITEM 22,67 | Naval Sea Systems Command (USA) |
| J2271C063T300BZ PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE J2271 | 5/9 Secondary reference U.S. Government activity |
| SAE J2271 | 3/1 Design control — primary reference Sae International Dba Sae International |
| J2271C063T300BZ | 5/9 Secondary reference U.S. Government activity |
NSN 5307-01-647-6402 is a Stud,continuous Thread, manufactured by Sae International Dba Sae International, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-647-6402 has 2 manufacturer part numbers on file: 122-7666725 ITEM 22,67 (Naval Sea Systems Command), J2271C063T300BZ (Sae International Dba Sae International).
1 possible match (shared part number, not a government interchangeability claim): 5307-01-647-7249. Verify interchangeability with system specifications before substitution.
Key specifications for J2271C063T300BZ: Overall Length: 3.000 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND STUD THREAD; Nominal Thread Size: 0.625 INCHES STUD THREAD IN; Surface Treatment: ZINC OVERALL. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.